Friday 1st of June 1962 (x) — Wiener Aktionist Otto Muehl performs 'Die Blutorgel'.
It was a joint Aktion by Muehl, Hermann Nitsch and Adolf Frohner that lasted four days. A manifest 'Die Blutorgel' was published on the same occasion.
Thursday 28th of June 1962 (x) — Wiener Aktionist Otto Muehl performs 'Fest des Psycho–physischen Naturalismus'.
Saturday 16th of May 1964 (x) — Wiener Aktionist Otto Muehl performs 'Materialaktion nr. 8 / Stillleben'.
Thursday 2nd of July 1964 (x) — Wiener Aktionist Otto Muehl performs 'Materialaktion nr. 10 / Das Stillleben / Aufführung mit Pferdekopf'.
Tuesday 1st of September 1964 (x) — Wiener Aktionist Otto Muehl performs 'Materialaktion nr. 11 / Mama und Papa'.
Friday 9th of October 1964 (x) — Wiener Aktionist Otto Muehl performs 'Materialaktion nr. 13 / Luftballonkonzert'.
Tuesday 2nd of March 1965 (x) — Wiener Aktionist Otto Muehl performs 'Materialaktion nr. 17 / Bimmel Bammel'.
Saturday 8th of May 1965 (x) — Wiener Aktionist Otto Muehl performs 'Materialaktion nr. 18 / Rumpsti Pumpsti (Schießscheibe oder Portrait in Farbringen)'.
Thursday 24th of June 1965 (x) — Wiener Aktionist Otto Muehl performs 'Materialaktion nr. 20 / Turnstunde in Nahrungsmitteln'.
Monday 4th of July 1966 (x) — Wiener Aktionist Otto Muehl performs 'Materialaktion nr. 30 / Vietnamparty'.
Friday 2nd of September 1966 (x) — Wiener Aktionist Otto Muehl performs 'Materialaktion nr. 31 / Stillleben mit Finger'.
Wednesday 19th of April 1967 (x) — Wiener Aktionist Otto Muehl performs 'Aktion nr. 42 / Aktion für das Österreichische Fernsehen'.